Columbia University in the City of New York
Class confirmed
APPHE3900
Fall 2026 · 1 section
You found APPH E3900.
UNDERGRAD RESRCH-APPLD PHYSICS
Harbor turns your APPH E3900 notes into a readiness map so you can see what looks solid, shaky, or missing.
Built from this class—not a generic study guide.
Free to open · No card